Answered: A0. 20 m long metal rod has a radius of…

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A0. 20 m long metal rod has a radius of 1.0 cm and a resistance of 3.2 x 10* a. What is the resistivity of the metal?

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter20: Electric Current, Resistance, And Ohm's Law

Section: Chapter Questions

Problem 12CQ: Explain why R=R0(1 + a?T) for the temperature variation of the resistance R of an object is not as...

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A 0 20 m long metal rod has a radius of 1.0 cm and a resistance of 3.2 x 10° a. What is the
resistivity of the metal?

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